bonds / 5Y / JGB (5-Year) No. 181
Bond Information
| Name | JGB (5-Year) No. 181 |
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| ISIN | — |
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| Issue # | 181 |
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| Coupon (%) | 1.3% semi-annual |
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| Issue Date | 2025-10-10 |
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| Maturity | 2030-09-20 （Remaining 3.9y） |
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| Outstanding | ¥4.7T （2026-03-31・MOF） |
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| SLF usage | last 30d —／ total ¥191.1B（last 2026-09-18・BOJ） |
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| BOJ Holding | ¥963.5B（20.7%）（as of 2026-10-20・Source: BOJ・Ratios approximate due to differing as-of dates） |
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| Status | active |
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Results
Yield Calculator (price input) | Simple Yield | 1.300 % |
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| Compound Yield | 1.2990 % |
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| Accrued Interest | 0.135342 (38 days) per 100 |
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| Settlement Amount | — |
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| Modified Duration | 3.78 |
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| Macaulay Duration | 3.81 |
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| DV01 | — |
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| Convexity | 16.4 |
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Estimates based on the input price.
Cashflow Schedule
| Date | Type | Amount (per 100) |
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| 2027-03-20 | coupon | 0.650 |
| 2027-09-20 | coupon | 0.650 |
| 2028-03-20 | coupon | 0.650 |
| …（3 omitted）… |
| 2030-03-20 | coupon | 0.650 |
| 2030-09-20 | coupon + redemption | 100.650 |
Related Auctions
Horizon total return settle 2026-10-28 ・ CMT 2026-10-23
| CMT interpolated (rem 3.9y) | 2.106 % → ref. price 96.994 |
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| G-spread (vs interpolated CMT) | — |
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| Horizon | Scenario | Yield@H | Price@H | Carry | Total return | Ann. |
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| 3m 2027-01-28 | -50bp | 1.570 | 99.041 | 0.328 | +2.45% | +9.78% |
| -25bp | 1.820 | 98.168 | 0.328 | +1.55% | +6.19% |
| Unchanged (roll-down) | 2.070 | 97.303 | 0.328 | +0.66% | +2.62% |
| +25bp | 2.320 | 96.448 | 0.328 | -0.22% | -0.90% |
| +50bp | 2.570 | 95.601 | 0.328 | -1.10% | -4.39% |
| 6m 2027-04-28 | -50bp | 1.535 | 99.214 | 0.654 | +2.96% | +5.92% |
| -25bp | 1.785 | 98.396 | 0.654 | +2.12% | +4.23% |
| Unchanged (roll-down) | 2.035 | 97.587 | 0.654 | +1.28% | +2.57% |
| +25bp | 2.285 | 96.785 | 0.654 | +0.46% | +0.92% |
| +50bp | 2.535 | 95.990 | 0.654 | -0.36% | -0.72% |
| 12m 2027-10-28 | -50bp | 1.468 | 99.522 | 1.300 | +3.94% | +3.94% |
| -25bp | 1.718 | 98.820 | 1.300 | +3.22% | +3.22% |
| Unchanged (roll-down) | 1.968 | 98.124 | 1.300 | +2.50% | +2.50% |
| +25bp | 2.218 | 97.433 | 1.300 | +1.79% | +1.79% |
| +50bp | 2.468 | 96.749 | 1.300 | +1.09% | +1.09% |